Chemistries, Reagents and Standards

Hach has more than 60 years of history dedicated to formulating and packaging high-quality reagents for water analysis. We understand your applications and formulate our reagents to ensure exceptional performance and deliver results you can trust, time after time. Our expertise extends beyond chemistry formulation to the complete reagent system. Hach chemistries are rigorously tested in combination with our packaging and instruments to ensure the highest possible system performance. No other company can offer these advantages.

To quickly select a product, use the tips below:1. From the chemistry home page click on the parameter below or use the parameter search box2. Once you have chosen your parameter, use the blue filter bar above the products to filter and sort 3. Use the convenient filtering functionality to filter on platform, range, method, EPA compliant and price4. Click available links for more information or add the product to your cart to purchase.